Analysis Overview
SHA256
b676c17a455c3cbc95167c0e80d07d7364ff8894134edfaa020627ccc5469fab
Threat Level: Known bad
The file b676c17a455c3cbc95167c0e80d07d7364ff8894134edfaa020627ccc5469fab.exe was found to be: Known bad.
Malicious Activity Summary
AgentTesla
Detects executables referencing many file transfer clients. Observed in information stealers
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Detects executables referencing Windows vault credential objects. Observed in infostealers
Detect packed .NET executables. Mostly AgentTeslaV4.
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Detects executables referencing many email and collaboration clients. Observed in information stealers
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-12 02:04
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-12 02:04
Reported
2024-06-12 02:06
Platform
win7-20240611-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Uses the VBS compiler for execution
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\b676c17a455c3cbc95167c0e80d07d7364ff8894134edfaa020627ccc5469fab.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b676c17a455c3cbc95167c0e80d07d7364ff8894134edfaa020627ccc5469fab.exe
"C:\Users\Admin\AppData\Local\Temp\b676c17a455c3cbc95167c0e80d07d7364ff8894134edfaa020627ccc5469fab.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
Network
Files
memory/2020-0-0x00000000742BE000-0x00000000742BF000-memory.dmp
memory/2020-1-0x00000000010B0000-0x0000000001156000-memory.dmp
memory/2020-2-0x00000000742B0000-0x000000007499E000-memory.dmp
memory/2020-3-0x0000000000940000-0x0000000000956000-memory.dmp
memory/2020-4-0x00000000009C0000-0x00000000009CE000-memory.dmp
memory/2020-5-0x00000000009D0000-0x00000000009E0000-memory.dmp
memory/2020-6-0x0000000004E60000-0x0000000004EE2000-memory.dmp
memory/2020-7-0x00000000742B0000-0x000000007499E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-12 02:04
Reported
2024-06-12 02:06
Platform
win10v2004-20240611-en
Max time kernel
95s
Max time network
139s
Command Line
Signatures
AgentTesla
Detect packed .NET executables. Mostly AgentTeslaV4.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables referencing Windows vault credential objects. Observed in infostealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables referencing many email and collaboration clients. Observed in information stealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables referencing many file transfer clients. Observed in information stealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4808 set thread context of 3100 | N/A | C:\Users\Admin\AppData\Local\Temp\b676c17a455c3cbc95167c0e80d07d7364ff8894134edfaa020627ccc5469fab.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b676c17a455c3cbc95167c0e80d07d7364ff8894134edfaa020627ccc5469fab.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b676c17a455c3cbc95167c0e80d07d7364ff8894134edfaa020627ccc5469fab.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\b676c17a455c3cbc95167c0e80d07d7364ff8894134edfaa020627ccc5469fab.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b676c17a455c3cbc95167c0e80d07d7364ff8894134edfaa020627ccc5469fab.exe
"C:\Users\Admin\AppData\Local\Temp\b676c17a455c3cbc95167c0e80d07d7364ff8894134edfaa020627ccc5469fab.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | us2.smtp.mailhostbox.com | udp |
| US | 208.91.198.143:587 | us2.smtp.mailhostbox.com | tcp |
| US | 8.8.8.8:53 | 143.198.91.208.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
Files
memory/4808-0-0x00007FFA0D7F0000-0x00007FFA0D9E5000-memory.dmp
memory/4808-1-0x0000000000650000-0x00000000006F6000-memory.dmp
memory/4808-2-0x00000000056E0000-0x0000000005C84000-memory.dmp
memory/4808-3-0x0000000005130000-0x00000000051C2000-memory.dmp
memory/4808-4-0x00007FFA0D7F0000-0x00007FFA0D9E5000-memory.dmp
memory/4808-5-0x0000000005100000-0x000000000510A000-memory.dmp
memory/4808-6-0x0000000005390000-0x00000000053A6000-memory.dmp
memory/4808-7-0x00000000053D0000-0x00000000053DE000-memory.dmp
memory/4808-8-0x0000000006390000-0x00000000063A0000-memory.dmp
memory/4808-9-0x00000000063F0000-0x0000000006472000-memory.dmp
memory/4808-10-0x0000000008E50000-0x0000000008EEC000-memory.dmp
memory/3100-11-0x0000000000400000-0x0000000000440000-memory.dmp
memory/3100-13-0x00007FFA0D7F0000-0x00007FFA0D9E5000-memory.dmp
memory/3100-14-0x00007FFA0D7F0000-0x00007FFA0D9E5000-memory.dmp
memory/3100-15-0x0000000005470000-0x00000000054D6000-memory.dmp
memory/3100-16-0x0000000006220000-0x0000000006270000-memory.dmp
memory/3100-17-0x00007FFA0D7F0000-0x00007FFA0D9E5000-memory.dmp